:root {
    --primary-color: #28a745;
    --secondary-color: #ffc107;
    --accent-color: #20c997;
    --dark-color: #343a40;
    --light-color: #f8f9fa;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --body-color: #64748b;
    --heading-color: #14213d;
    --card-shadow: 0 18px 45px rgba(15, 23, 42, 0.12);
}

html {
    scroll-behavior: smooth;
}

body {
    color: var(--body-color);
    font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    background: #ffffff;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--heading-color);
}

.site-header {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 20;
    background: rgba(7, 34, 22, 0.4);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.navbar {
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.35rem;
    letter-spacing: -0.02em;
}

.brand-icon {
    width: 42px;
    height: 42px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.16);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-right: 0.65rem;
}

.navbar-nav .nav-link {
    font-weight: 600;
    color: rgba(255, 255, 255, 0.86) !important;
    padding: 0.65rem 0.85rem !important;
    transition: color 0.25s ease, transform 0.25s ease;
}

.navbar-nav .nav-link:hover {
    color: var(--secondary-color) !important;
    transform: translateY(-1px);
}

.hero-section {
    position: relative;
    min-height: 760px;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding: 8rem 0 5rem;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transform: scale(1.04);
}

.bg-gradient-success {
    background: radial-gradient(circle at top left, var(--accent-color) 0%, var(--primary-color) 38%, #072216 100%) !important;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(115deg, rgba(5, 18, 12, 0.9) 0%, rgba(5, 18, 12, 0.68) 50%, rgba(5, 18, 12, 0.35) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
}

.text-white-75 {
    color: rgba(255, 255, 255, 0.78) !important;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #ffffff;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 999px;
    padding: 0.55rem 0.9rem;
    margin-bottom: 1.25rem;
    font-weight: 700;
}

.hero-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 2rem;
}

.hero-features div {
    border-radius: 18px;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.16);
}

.hero-features strong,
.hero-features span {
    display: block;
}

.hero-features strong {
    color: #ffffff;
    font-size: 0.95rem;
}

.hero-features span {
    color: rgba(255, 255, 255, 0.68);
    font-size: 0.85rem;
}

.hero-card,
.trust-item,
.contact-card,
.form-card,
.cta-card {
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(226, 232, 240, 0.9);
    box-shadow: var(--card-shadow);
}

.hero-card {
    border-radius: 30px;
    padding: 2rem;
    color: var(--body-color);
}

.hero-card h3 {
    font-weight: 800;
}

.hero-card-icon,
.cta-icon {
    width: 74px;
    height: 74px;
    border-radius: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: #ffffff;
    font-size: 2rem;
    margin-bottom: 1.25rem;
}

.trust-section {
    position: relative;
    margin-top: -58px;
    z-index: 3;
    padding-bottom: 2rem;
}

.trust-item {
    height: 100%;
    border-radius: 22px;
    padding: 1.35rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.trust-item i {
    width: 48px;
    height: 48px;
    border-radius: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(40, 167, 69, 0.1);
    color: var(--primary-color);
    font-size: 1.45rem;
    flex: 0 0 auto;
}

.trust-item h5 {
    margin-bottom: 0.25rem;
    font-weight: 800;
}

.trust-item p {
    margin-bottom: 0;
}

.section-heading span {
    display: inline-flex;
    color: var(--primary-color);
    background: rgba(40, 167, 69, 0.1);
    border-radius: 999px;
    padding: 0.4rem 0.9rem;
    margin-bottom: 0.9rem;
    font-weight: 800;
}

.products-section {
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.product-card {
    border: 0;
    border-radius: 26px;
    overflow: hidden;
    box-shadow: 0 12px 35px rgba(15, 23, 42, 0.09);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 22px 55px rgba(15, 23, 42, 0.16);
}

.product-image {
    height: 230px;
    object-fit: cover;
    transition: transform 0.45s ease;
}

.product-card:hover .product-image {
    transform: scale(1.06);
}

.product-card .card-body {
    padding: 1.5rem;
}

.product-badge {
    width: fit-content;
    color: var(--primary-color);
    background: rgba(40, 167, 69, 0.1);
    border-radius: 999px;
    padding: 0.35rem 0.75rem;
    font-size: 0.8rem;
    font-weight: 800;
    margin-bottom: 0.9rem;
}

.product-actions {
    gap: 1rem;
    padding-top: 1rem;
    border-top: 1px solid #edf2f7;
}

.coverage-section {
    background: radial-gradient(circle at top left, rgba(40, 167, 69, 0.08), transparent 32%), #ffffff;
}

.coverage-card {
    padding: 1.5rem;
    border-radius: 30px;
    background: #ffffff;
    border: 1px solid #e2e8f0;
    box-shadow: 0 24px 54px rgba(15, 23, 42, 0.08);
}

.coverage-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.coverage-card-header h4 {
    margin-bottom: 0;
    color: var(--heading-color);
    font-weight: 900;
}

.coverage-counter {
    min-width: 86px;
    padding: 0.85rem 1rem;
    border-radius: 22px;
    color: #fff;
    text-align: center;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    box-shadow: 0 14px 26px rgba(40, 167, 69, 0.2);
}

.coverage-counter strong,
.coverage-counter span {
    display: block;
    line-height: 1;
}

.coverage-counter strong {
    font-size: 1.7rem;
}

.coverage-counter span {
    margin-top: 0.25rem;
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    opacity: 0.9;
}

.coverage-search {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 1.25rem;
    padding: 0.9rem 1.1rem;
    border: 1px solid #dbe4ef;
    border-radius: 999px;
    background: #f8fafc;
}

.coverage-search i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.coverage-search input {
    width: 100%;
    border: 0;
    outline: 0;
    background: transparent;
    color: var(--heading-color);
    font-weight: 700;
}

.coverage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(175px, 1fr));
    gap: 0.85rem;
}

.coverage-zone {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    width: 100%;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 999px;
    color: var(--heading-color);
    font-weight: 700;
    padding: 0.75rem 1rem;
    box-shadow: 0 8px 22px rgba(15, 23, 42, 0.05);
    transition: transform 0.22s ease, box-shadow 0.22s ease, background 0.22s ease, color 0.22s ease;
}

.coverage-zone::before {
    content: "";
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--primary-color);
    flex: 0 0 auto;
}

.coverage-zone:hover,
.coverage-zone.active {
    transform: translateY(-3px);
    color: #fff;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    box-shadow: 0 14px 26px rgba(40, 167, 69, 0.18);
}

.coverage-zone:hover::before,
.coverage-zone.active::before {
    background: #fff;
}

.coverage-zone.d-none {
    display: none;
}

.coverage-empty {
    display: grid;
    place-items: center;
    gap: 0.35rem;
    padding: 2rem;
    border-radius: 24px;
    color: var(--heading-color);
    background: rgba(255, 193, 7, 0.12);
    border: 1px dashed rgba(255, 193, 7, 0.7);
    text-align: center;
}

.coverage-empty i {
    color: var(--warning-color);
    font-size: 2rem;
}

.coverage-empty span {
    color: #64748b;
}

.price small,
.price span {
    display: block;
}

.price small {
    color: #94a3b8;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.72rem;
}

.contact-section {
    background: #f8fafc;
}

.contact-card,
.form-card,
.cta-card {
    border-radius: 28px;
    padding: 2rem;
}

.contact-card {
    height: 100%;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.contact-card:hover {
    transform: translateY(-5px);
}

.featured-contact {
    border-color: rgba(40, 167, 69, 0.28);
}

.contact-icon {
    width: 76px;
    height: 76px;
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 2rem;
}

.form-card .form-control {
    border-radius: 14px;
    border-color: #dbe4ef;
    padding: 0.8rem 0.95rem;
}

.form-card .form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(40, 167, 69, 0.12);
}

.order-modal-content {
    border: 0;
    border-radius: 28px;
    box-shadow: var(--card-shadow);
    overflow: hidden;
}

.order-modal-content .modal-header,
.order-modal-content .modal-footer {
    border-color: #edf2f7;
    padding: 1.4rem 1.6rem;
}

.order-modal-content .modal-body {
    padding: 1.6rem;
}

.order-modal-content .form-control {
    border-radius: 14px;
    border-color: #dbe4ef;
    padding: 0.8rem 0.95rem;
}

.order-modal-content .form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(40, 167, 69, 0.12);
}

.selected-product-box {
    border-radius: 18px;
    padding: 1rem;
    background: rgba(40, 167, 69, 0.08);
    border: 1px solid rgba(40, 167, 69, 0.16);
}

.selected-product-box small,
.selected-product-box strong {
    display: block;
}

.selected-product-box small {
    color: var(--primary-color);
    font-weight: 800;
    text-transform: uppercase;
    font-size: 0.75rem;
}

.selected-product-box strong {
    color: var(--heading-color);
    margin-top: 0.25rem;
}

.customer-history {
    border-radius: 18px;
    padding: 1rem;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
}

.customer-history-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.75rem 0;
    border-top: 1px solid #e2e8f0;
}

.customer-history-item:first-child {
    border-top: 0;
    padding-top: 0.25rem;
}

.customer-history-item:last-child {
    padding-bottom: 0.25rem;
}

.customer-history-item strong,
.customer-history-item small {
    display: block;
}

.customer-history-item strong {
    color: var(--heading-color);
    font-size: 0.95rem;
}

.customer-history-item small {
    color: #94a3b8;
    font-size: 0.8rem;
}

.customer-history-item span {
    color: var(--primary-color);
    font-weight: 800;
    white-space: nowrap;
}

.cta-card {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.energy-showcase {
    padding: 1.25rem;
    border-radius: 30px;
    background: linear-gradient(135deg, rgba(40, 167, 69, 0.12), rgba(255, 193, 7, 0.12));
    border: 1px solid rgba(40, 167, 69, 0.14);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.use-case-card {
    min-height: 100%;
    position: relative;
    overflow: hidden;
    padding: 1.6rem;
    border-radius: 28px;
    color: var(--heading-color);
    background: #ffffff;
    border: 1px solid #e2e8f0;
    box-shadow: 0 18px 42px rgba(15, 23, 42, 0.08);
    cursor: pointer;
    transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, color 0.25s ease;
}

.use-case-card > * {
    position: relative;
    z-index: 1;
}

.use-case-card:hover,
.use-case-card.active {
    transform: translateY(-8px);
    color: #fff;
    background: linear-gradient(135deg, var(--primary-color), #0f5132);
    box-shadow: 0 26px 56px rgba(40, 167, 69, 0.22);
}

.use-case-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.use-case-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 22px;
    color: var(--primary-color);
    background: rgba(40, 167, 69, 0.1);
    font-size: 1.8rem;
    transition: color 0.25s ease, background 0.25s ease;
}

.use-case-top span {
    padding: 0.45rem 0.8rem;
    border-radius: 999px;
    color: var(--primary-color);
    background: rgba(40, 167, 69, 0.09);
    font-weight: 900;
    font-size: 0.78rem;
    text-transform: uppercase;
    transition: color 0.25s ease, background 0.25s ease;
}

.use-case-card h5 {
    color: inherit;
    font-weight: 900;
    margin-bottom: 0.85rem;
}

.use-case-card p {
    color: #64748b;
    line-height: 1.7;
    margin-bottom: 1rem;
}

.use-case-detail {
    max-height: 0;
    overflow: hidden;
    padding-top: 0;
    border-top: 1px solid transparent;
    transition: max-height 0.3s ease, padding-top 0.3s ease, border-color 0.3s ease;
}

.use-case-detail strong,
.use-case-detail span {
    display: block;
}

.use-case-detail strong {
    margin-bottom: 0.3rem;
}

.use-case-detail span {
    color: rgba(255, 255, 255, 0.86);
    line-height: 1.6;
}

.use-case-card:hover .use-case-icon,
.use-case-card.active .use-case-icon,
.use-case-card:hover .use-case-top span,
.use-case-card.active .use-case-top span {
    color: #fff;
    background: rgba(255, 255, 255, 0.16);
}

.use-case-card:hover p,
.use-case-card.active p {
    color: rgba(255, 255, 255, 0.88);
}

.use-case-card:hover .use-case-detail,
.use-case-card.active .use-case-detail {
    max-height: 220px;
    padding-top: 1rem;
    border-color: rgba(255, 255, 255, 0.18);
}

.energy-tabs {
    display: grid;
    gap: 1rem;
    height: 100%;
}

.energy-tab {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.15rem 1.25rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.86);
    color: var(--heading-color);
    text-align: left;
    font-weight: 900;
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.06);
    transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, color 0.25s ease;
}

.energy-tab i {
    width: 48px;
    height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 48px;
    border-radius: 16px;
    color: var(--primary-color);
    background: rgba(40, 167, 69, 0.1);
    font-size: 1.35rem;
}

.energy-tab:hover,
.energy-tab.active {
    transform: translateX(6px);
    color: #fff;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    box-shadow: 0 18px 38px rgba(40, 167, 69, 0.22);
}

.energy-tab:hover i,
.energy-tab.active i {
    color: #fff;
    background: rgba(255, 255, 255, 0.18);
}

.energy-panel {
    display: none;
    min-height: 100%;
    position: relative;
    overflow: hidden;
    padding: 2.5rem;
    border-radius: 30px;
    color: #fff;
    background: radial-gradient(circle at top right, rgba(255, 193, 7, 0.35), transparent 35%), linear-gradient(135deg, var(--primary-color), #0f5132);
    box-shadow: 0 24px 54px rgba(15, 23, 42, 0.18);
}

.energy-panel.active {
    display: block;
    animation: fadeInUp 0.35s ease-out;
}

.energy-panel h3 {
    color: #fff;
    font-weight: 900;
    margin-bottom: 1rem;
}

.energy-panel p {
    color: rgba(255, 255, 255, 0.88);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 0;
}

.energy-panel .product-badge {
    background: rgba(255, 255, 255, 0.16);
    color: #fff;
}

.energy-panel-icon {
    width: 78px;
    height: 78px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.16);
    font-size: 2.25rem;
}

.btn {
    border-radius: 999px;
    font-weight: 800;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-success {
    background-color: var(--success-color);
    border-color: var(--success-color);
    box-shadow: 0 10px 22px rgba(40, 167, 69, 0.22);
}

.btn-warning {
    background-color: var(--warning-color);
    border-color: var(--warning-color);
    color: var(--dark-color);
}

.whatsapp-float {
    position: fixed;
    bottom: 22px;
    right: 22px;
    z-index: 1000;
}

.whatsapp-float .btn {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.65rem;
    animation: pulse 2s infinite;
}

footer {
    margin-top: auto;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    70% {
        box-shadow: 0 0 0 12px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

@media (max-width: 991px) {
    .site-header {
        position: relative;
        background: var(--primary-color);
    }

    .hero-section {
        min-height: auto;
        padding: 4.5rem 0;
    }

    .hero-features {
        grid-template-columns: 1fr;
    }

    .use-cases-grid {
        grid-template-columns: 1fr;
    }

    .navbar-nav {
        padding-top: 1rem;
    }
}

@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2.35rem;
    }

    .hero-card,
    .contact-card,
    .form-card,
    .cta-card {
        padding: 1.4rem;
    }

    .trust-section {
        margin-top: 0;
        padding-top: 1rem;
    }

    .product-actions {
        align-items: flex-start !important;
        flex-direction: column;
    }

    .product-actions .btn {
        width: 100%;
    }

    .coverage-grid {
        grid-template-columns: 1fr;
    }
}